ADM3095E

Data Sheet

Rev. C | Page 2 of 19

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

General Description ......................................................................... 1

Functional Block Diagram .............................................................. 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

Timing Specifications .................................................................. 4

Timing Diagrams.......................................................................... 4

Absolute Maximum Ratings............................................................ 5

Thermal Resistance ...................................................................... 5

ESD Caution.................................................................................. 5

Pin Configuration and Function Descriptions............................. 6

Typical Performance Characteristics ............................................. 7

Test Circuits..................................................................................... 10

Theory of Operation ...................................................................... 11

RS-485 with Robustness ............................................................ 11

Certified IEC EMC Solution..................................................... 11

Overvoltage Fault Protection.................................................... 11

±42 V Miswire Protection......................................................... 11

RS-485 Network Biasing and Termination ............................. 12

IEC ESD, EFT, and Surge Protection....................................... 12

IEC 61000-4-6 Conducted RF Immunity ............................... 15

Fully RS-485 Compliant over an Extended ±25 V Common-

Mode Range ................................................................................ 16

1.62 V to 5.5 V VIO Logic Supply.............................................. 16

Truth Tables................................................................................. 16

Receiver Fail-Safe ....................................................................... 17

RS-485 Data Rate and Bus Capacitance .................................. 17

Hot Swap Capability................................................................... 17

Applications Information .............................................................. 18

Robust Half Duplex RS-485 Network...................................... 18

Outline Dimensions....................................................................... 19

Ordering Guide .......................................................................... 19

REVISION HISTORY

7/2017—Rev. B to Rev. C

Changes to Supply Current (ICC) Parameter, Table 1 ................... 3

6/2017—Rev. A to Rev. B

Changes to All Pins Parameter, Table 3 .................................................. 5

5/2017—Rev. 0 to Rev. A

Change to All Pins Parameter, Table 3........................................... 5

3/2017—Revision 0: Initial Version